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Silicone Sealants

Chemical structure of a polydimethylsiloxane – the basis of silicone sealants

Silicone sealants are supplied as one-part, ready-to-use systems. They consist of polydimethylsiloxane, curing agent, fillers and additives. After a sealant has been applied, crosslinking starts on contact with atmospheric moisture, releasing byproducts. Crosslinking starts with the formation of a skin on the surface of the applied silicone rubber and gradually progresses into the interior of the compound. Depending on the nature of the crosslinker, a small amount of an amine, acetic acid or a neutral compound, such as alcohol, is released during vulcanization.

Thanks to their outstanding properties, RTV-1 silicone sealants solve a wide variety of sealing, bonding and coating problems. Their excellent resistance to weathering and aging is the result of special chemical properties.

WACKER is a completely backward-integrated company that combines being a reliable partner with the ability to offer consistently high quality alongside customer proximity. Providing all-in-one solutions, our extensive portfolio ranges from raw materials right through to ready-to-use sealants available in various container sizes or supplied in drums or as cartridges.

WACKER Trademarks:

  • ELASTOSIL®

Properties:

  • Excellent weathering and aging resistance
  • Outstanding UV and high-temperature resistance
  • Constant stress-strain values at extreme temperatures (–30 °C to 80 °C)
  • Flexible over a wide temperature range (–40 °C to 150 °C).

Applications:

  • Sanitary sealants
  • General-purpose construction sealants
  • Glazing, windows and doors
  • Sealing joints
  • Natural stone joints
  • Construction of aquariums
  • High-temperature and fire-safety joints
  • Sealants for food-contact applications

Product Recommendations:

ELASTOSIL® eco sealants differ from conventional grades merely as regards the source of the raw materials used. They otherwise provide exactly the same quality as our premium line and can be processed in the usual way.

During the production of ELASTOSIL® eco, the organic constituents are offset completely as part of the biomass balance method. The fossil raw materials needed for production are replaced by biomass certified as sustainable. This makes ELASTOSIL® eco the first generation of sealant to do without raw materials derived from petrochemicals.

Benefits:

  • 100% of the fossil raw materials needed for production are replaced by biomass certified as sustainable
  • A long shelf life
  • User-friendly processing properties
  • Exceptional ability to absorb movement
  • Excellent adhesion
  • UV resistance
  • High heat resistance
  • Resistance to extremes of weather

Produktempfehlungen

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Produkte
Technische Daten
Produktmerkmale
zulässige Gesamtverformung Haut Dichte Modul bei 100% Dehnung Produkttyp Vernetzungseigenschaft
ELASTOSIL® eco 4000 25 %[1] 25 %[1] 20 min[4] 20 min[4] 1.02 g/cm³[5] 8.512 lb/gal[5] 0.35 N/mm²[6] 0.35 N/mm²[6] - Essigsäurevernetzend
ELASTOSIL® eco 4100 25 %[1] 25 %[1] 20 min[4] 20 min[4] 1.02 g/cm³[5] 8.512 lb/gal[5] 0.35 N/mm²[6] 0.35 N/mm²[6] geeignet für die Anwendung in Sanitärbereichen Essigsäurevernetzend
ELASTOSIL® eco 7000 N 25 %[1] 25 %[1] 25 min[4] 25 min[4] 1.03 g/cm³[5] 8.596 lb/gal[5] 0.38 N/mm²[6] 0.38 N/mm²[6] - Alkoxyvernetzend
ELASTOSIL® eco 7100 P 25 %[1] 25 %[1] 25 min[4] 25 min[4] 1.03 g/cm³[5] 8.596 lb/gal[5] 0.38 N/mm²[6] 0.38 N/mm²[6] geeignet für die Anwendung in Sanitärbereichen Alkoxyvernetzend
ELASTOSIL® eco 7750 N 50 %[2] 50 %[2] 20 min[4] 20 min[4] 1.40 g/cm³[5] 11.684 lb/gal[5] 0.40 N/mm²[6] 0.40 N/mm²[6] - Alkoxyvernetzend
ELASTOSIL® eco 8510 P 25 %[3] 25 %[3] 15 min[4] 15 min[4] 1.02 g/cm³[5] 8.512 lb/gal[5] 0.35 N/mm²[6] 0.35 N/mm²[6] - Alkoxyvernetzend
Legend
[1] zulässige Gesamtverformung | ISO 11600 / EN 15651,  [2] zulässige Gesamtverformung | ASTM C920,  [3] zulässige Gesamtverformung | ISO 11600,  [4] Hautbildezeit | 23 °C | 50 % r.h ,  [5] Dichte | 23 °C | ISO 1183-1 A,  [6] Modul bei 100% Dehnung | ISO 8339-A,  [] Geeignet,  [] Gut geeignet,  [] Ideal geeignet 

Produktempfehlungen

Produkte
Technische Daten
dynamische Viskosität Siedepunkt Flammpunkt Aminzahl
Fabric C - - - - - - - -
Primer G 786 - - - - - - - -
WACKER® ADHESION PROMOTER AMS 60 20 - 40 mPa·s 20 - 40 mPa·s - - > 100 °C > 212 °F - -
WACKER® ADHESION PROMOTER AMS 61 approx. 100 mPa·s approx. 100 mPa·s - - > 100 °C > 212 °F - -
WACKER® ADHESION PROMOTER AMS 68 - - - - 48 °C 118.4 °F approx. 2.5 approx. 2.5
WACKER® ADHESION PROMOTER AMS 70 approx. 7 mPa·s approx. 7 mPa·s - - 55 °C 131 °F - -
WACKER® ADHESION PROMOTOR AMS 50 15 - 40 mPa·s 15 - 40 mPa·s - - > 100 °C > 212 °F - -
WACKER® CATALYST 41 - - - - 38 °C 100.4 °F - -
WACKER® CATALYST AL-T 2 - 5 mPa·s 2 - 5 mPa·s - - approx. 10 °C approx. 50.0 °F - -
WACKER® CATALYST C 88 - - - - 48 °C 118.4 °F - -
WACKER® CROSSLINKER ALX - - 236 °C 456.8 °F - - - -
WACKER® CROSSLINKER CA 40 - - 148 °C 298.4 °F approx. 72 °C approx. 161.6 °F - -
WACKER® CROSSLINKER ES 23 - - - - - - - -
WACKER® CROSSLINKER ES 24 6 - 9 mPa·s 6 - 9 mPa·s - - > 100 °C > 212 °F - -
WACKER® CROSSLINKER ES 26 6 - 8 mPa·s 6 - 8 mPa·s - - 125 °C 257 °F - -
WACKER® CROSSLINKER ES 29 - - - - - - - -
WACKER® CROSSLINKER ME 60 - - - - 11 °C 51.8 °F - -
WACKER® CROSSLINKER ME 63 - - - - 11 °C 51.8 °F - -
WACKER® ELASTOMER 6 LV approx. 6000 mPa·s approx. 6000 mPa·s - - - - - -
WACKER® PLASTICIZER 100 95 - 105 mPa·s 95 - 105 mPa·s - - - - - -
WACKER® PLASTICIZER 1000 approx. 1000 mPa·s approx. 1000 mPa·s - - 348 °C 658.4 °F - -
WACKER® PLASTICIZER MH 30 15 - 50 mPa·s 15 - 50 mPa·s - - approx. 120 °C approx. 248 °F - -
WACKER® POLYMER AL 08 approx. 8000 mPa·s approx. 8000 mPa·s - - 83 °C 181.4 °F - -
WACKER® POLYMER AL 100 approx. 100000 mPa·s approx. 100000 mPa·s - - 90 °C 194 °F - -
WACKER® POLYMER AL 110 approx. 110000 mPa·s approx. 110000 mPa·s - - 90 °C 194 °F - -
WACKER® POLYMER AL 55 M approx. 57000 mPa·s approx. 57000 mPa·s - - 90 °C 194 °F - -
WACKER® POLYMER AL 60 approx. 60000 mPa·s approx. 60000 mPa·s - - 90 °C 194 °F - -
WACKER® POLYMER FD 120 approx. 120000 mPa·s approx. 120000 mPa·s - - - - - -
WACKER® POLYMER FD 20 approx. 20000 mPa·s approx. 20000 mPa·s - - - - - -
WACKER® POLYMER FD 350 approx. 305000 mPa·s approx. 305000 mPa·s - - - - - -
WACKER® POLYMER FD 50 approx. 50000 mPa·s approx. 50000 mPa·s - - - - - -
WACKER® POLYMER FD 6 - - - - - - - -
WACKER® POLYMER FD 80 approx. 75000 mPa·s approx. 75000 mPa·s - - - - - -

WACKER® Brand

WACKER® silicone sealants are available as ready-to-use cartridges. Each product is customized to a specific application, providing cost-efficient yet durable solutions.

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SILICONES – Definition and Properties

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